PorvairLSE:PRV -1.69%93 FCF Margin % is 10.86% as of Nov. 2025, which is 54% above its 10-year median of 7.03. GuruFocus rates LSE:PRV with a GF Score™ of 93/100 and a GF Value™ of £7.57 (Fairly Valued). The stock has 1 warning sign investors should review. Among 3,036 Industrial Products companies, Porvair ranks better than 74.97% on this metric.
FCF Margin % is calculated as Free Cash Flow divided by its Revenue. Porvair's Free Cash Flow for the
six
months ended in Nov. 2025 was £10.5 Mil. Porvair's Revenue for the
six
months ended in Nov. 2025 was £96.3 Mil. Therefore, Porvair's FCF Margin % for the quarter that ended in Nov. 2025 was 10.86%.
The historical rank and industry rank for Porvair's FCF Margin % or its related term are showing as below:
LSE:PRV'
s FCF Margin % Range Over the Past 10 Years
Min: 3.32 Med: 7.03 Max: 8.97
Current: 8.3
During the past 13 years, the highest FCF Margin % of Porvair was 8.97%. The lowest was 3.32%. And the median was 7.03%.
LSE:PRV's FCF Margin % is ranked better than 74.97% of 3036
companies
in the Industrial Products industry
Industry Median: 1.565
vs LSE:PRV: 8.30
Porvair FCF Margin % Related Terms
Porvair FCF Margin % Historical Data
* Premium members only.
The historical data trend for Porvair's FCF Margin % can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
LSE:PRV vs VLTO, ZWS, CECO: FCF Margin % Comparison
For the Pollution & Treatment Controls subindustry, Porvair's FCF Margin %, along with its competitors' market caps and FCF Margin % data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Porvair FCF Margin % vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Porvair's FCF Margin % distribution charts can be found below:
* The bar in red indicates where Porvair's FCF Margin % falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Porvair (LSE:PRV) has a FCF Margin % of 10.86% as of Nov. 2025. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Porvair and its competitors. This is 54% above median its historical median of 7.03. Over the past decade, Porvair's FCF Margin % has ranged from 3.32 to 8.97. According to the industry distribution chart, Porvair ranks #760 out of 3036 companies in the Industrial Products industry, placing it in the top 25%.
Is Porvair's FCF Margin % too high?
Porvair's current FCF Margin % of 10.86% is 54% above median its 10-year median of 7.03. Over the past 10 years, this metric has ranged from a low of 3.32 to a high of 8.97. The Industrial Products industry median FCF Margin % is 1.57. Porvair's value of 10.86% is 593.9% above this industry median. Based on the distribution chart, Porvair ranks #760 out of 3036 companies in the Industrial Products industry, which is in the top quartile — a strong position relative to peers. Overall, Porvair has a GF Score™ of 93/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Porvair's FCF Margin % compare to VLTO and ZWS?
According to the Industrial Products industry distribution chart, Porvair ranks #760 out of 3036 companies for FCF Margin %. This places Porvair in the top 25% of its industry — outperforming the majority of peers. The industry median FCF Margin % is 1.57. Porvair's value of 10.86% is 593.9% above this benchmark. Historically, Porvair's own FCF Margin % has ranged from 3.32 to 8.97 over the past decade. While the company's 10-year median is 7.03 vs. the industry median of 1.57, Porvair has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good FCF Margin % for an Industrial Products company?
The median FCF Margin % among Industrial Products companies is 1.57, based on 3,036 companies in the industry. Companies in the top quartile (top 25%) have a FCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, FCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Porvair's current FCF Margin % of 10.86% is 593.9% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high FCF Margin % mean?
A high FCF Margin % can signal that a stock is expensive relative to its fundamentals. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Porvair and its competitors. For the Industrial Products industry, the median FCF Margin % is 1.57 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Porvair's current FCF Margin % is 10.86%, which is 54% above median its own 10-year median of 7.03. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Porvair stock overvalued right now?
Based on GuruFocus' analysis, Porvair (LSE:PRV) is currently considered Fairly Valued. The stock's GF Value™ is £7.57, compared to a current price of £8.16 — trading 7.8% above its estimated fair value. The current FCF Margin % is 10.86%, which is 54% above median its 10-year median of 7.03 and 593.9% above the Industrial Products industry median of 1.57. Porvair's overall GF Score™ is 93/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is FCF Margin % calculated?
FCF Margin % is calculated from a company's financial statements. For Porvair (LSE:PRV), the current FCF Margin % is 10.86% as of Nov. 2025. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Porvair (LSE:PRV) Overvalued in 2026?
Based on GuruFocus' analysis, Porvair stock appears to be overvalued.
The current stock price of £8.16 is trading 7.8% above its estimated GF Value™ of £7.57.
GuruFocus considers Porvair to be Fairly Valued.
Key valuation signals for LSE:PRV:
FCF Margin %: 10.86% (54% above median its 10-year median of 7.03)
GF Value™: £7.57 vs. price of £8.16 (7.8% above fair value)
Industry Position: 593.9% above the Industrial Products median (#760 of 3036)
No single metric tells the full story. See the LSE:PRV stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Porvair PLC is an environmental treatment control company. It develops filtration solutions to be used by various types of industries. The company caters to its clients through three divisions: Aerospace and Industrial, Laboratory, and Metal Melt Quality. The Aerospace and Industrial Division is a key revenue generator, principally serving the aviation, energy, and industrial markets. Laboratory Division principally serving the bioscience and environmental laboratory instrument and consumables market. Metal Melt Quality Division principally serves the world aluminium, North American Free Trade Agreement (NAFTA), iron foundry, and superalloys markets. The company generates the majority of its manufacturing revenue from sales in the United States.
93GF Score
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